Kessler, David. The End of Overeating: Taking Control of the Insatiable American Appetite. Rodale, 2009.[Such foods he argues, artfully layer fat on sugar on salt on fat (I've begun to see this as an acronymn--FOS/SOF or more musically "Frankenfoods") to release the brain chemical dopamine, leading to a kind of "conditioned hypereating." -- RH]